The Cook County Sheriff's Office released video showing a deputy saving a man who stopped breathing following a bad crash on ...

Police from the Cook County sheriff’s office will patrol the CTA as the mass transit agency tries to head off threats from ...

The Cook County Sheriff's Office released new footage of a deputy saving a man's life on I-90.

Cook County Sheriff’s Police are seeking the public’s help to locate Michael Quinn, 73, who was reported missing by his family from unincorporated Stickney Township. Quinn was last seen by family ...

Cook County is cracking down on illegal shoulder driving with an $11 million surveillance helicopter capable of spotting violators from hundreds of feet up, already helping issue hundreds of citations ...

Cook County Sheriff's Organized Crime Division investigators hit a Dolton home with a court-approved search warrant on March ...